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edm::StreamerInputSource Class Reference

#include <StreamerInputSource.h>

Inheritance diagram for edm::StreamerInputSource:
edm::RawInputSource edm::InputSource edm::ProductRegistryHelper dqmservices::DQMStreamerReader edm::StreamerFileReader edm::StreamerInputModule< Producer >

Classes

class  EventPrincipalHolder
 

Public Member Functions

void deserializeAndMergeWithRegistry (InitMsgView const &initView, bool subsequent=false)
 
void deserializeEvent (EventMsgView const &eventView)
 
std::unique_ptr< SendJobHeaderdeserializeRegistry (InitMsgView const &initView)
 
 StreamerInputSource (ParameterSet const &pset, InputSourceDescription const &desc)
 
virtual ~StreamerInputSource ()
 
- Public Member Functions inherited from edm::RawInputSource
 RawInputSource (ParameterSet const &pset, InputSourceDescription const &desc)
 
virtual ~RawInputSource ()
 
- Public Member Functions inherited from edm::InputSource
std::shared_ptr< ActivityRegistryactReg () const
 Accessor for Activity Registry. More...
 
std::shared_ptr
< BranchIDListHelper const > 
branchIDListHelper () const
 Accessors for branchIDListHelper. More...
 
std::shared_ptr
< BranchIDListHelper > & 
branchIDListHelper ()
 
void closeFile (FileBlock *, bool cleaningUpAfterException)
 close current file More...
 
void doBeginJob ()
 Called by framework at beginning of job. More...
 
void doBeginLumi (LuminosityBlockPrincipal &lbp, ProcessContext const *)
 Called by framework at beginning of lumi block. More...
 
void doBeginRun (RunPrincipal &rp, ProcessContext const *)
 Called by framework at beginning of run. More...
 
void doEndJob ()
 Called by framework at end of job. More...
 
void doEndLumi (LuminosityBlockPrincipal &lbp, bool cleaningUpAfterException, ProcessContext const *)
 Called by framework at end of lumi block. More...
 
void doEndRun (RunPrincipal &rp, bool cleaningUpAfterException, ProcessContext const *)
 Called by framework at end of run. More...
 
void doPostForkReacquireResources (std::shared_ptr< multicore::MessageReceiverForSource >)
 
void doPreForkReleaseResources ()
 Called by the framework before forking the process. More...
 
ProcessingController::ForwardState forwardState () const
 
bool goToEvent (EventID const &eventID)
 
 InputSource (ParameterSet const &, InputSourceDescription const &)
 Constructor. More...
 
 InputSource (InputSource const &)=delete
 
void issueReports (EventID const &eventID)
 issue an event report More...
 
LuminosityBlockNumber_t luminosityBlock () const
 Accessor for current luminosity block number. More...
 
std::shared_ptr
< LuminosityBlockAuxiliary
luminosityBlockAuxiliary () const
 Called by the framework to merge or insert lumi in principal cache. More...
 
int maxEvents () const
 
int maxLuminosityBlocks () const
 
ModuleDescription const & moduleDescription () const
 Accessor for 'module' description. More...
 
ItemType nextItemType ()
 Advances the source to the next item. More...
 
InputSourceoperator= (InputSource const &)=delete
 
ProcessConfiguration const & processConfiguration () const
 Accessor for Process Configuration. More...
 
std::string const & processGUID () const
 Accessor for global process identifier. More...
 
ProcessHistoryRegistry const & processHistoryRegistry () const
 Accessors for process history registry. More...
 
ProcessHistoryRegistryprocessHistoryRegistry ()
 
ProcessingMode processingMode () const
 RunsLumisAndEvents (default), RunsAndLumis, or Runs. More...
 
std::shared_ptr
< ProductRegistry const > 
productRegistry () const
 Accessors for product registry. More...
 
std::shared_ptr
< ProductRegistry > & 
productRegistry ()
 
bool randomAccess () const
 
void readAndMergeLumi (LuminosityBlockPrincipal &lbp)
 Read next luminosity block (same as a prior lumi) More...
 
void readAndMergeRun (RunPrincipal &rp)
 Read next run (same as a prior run) More...
 
void readEvent (EventPrincipal &ep, StreamContext &)
 Read next event. More...
 
bool readEvent (EventPrincipal &ep, EventID const &, StreamContext &)
 Read a specific event. More...
 
std::unique_ptr< FileBlockreadFile ()
 Read next file. More...
 
void readLuminosityBlock (LuminosityBlockPrincipal &lumiPrincipal, HistoryAppender &historyAppender)
 Read next luminosity block (new lumi) More...
 
std::shared_ptr
< LuminosityBlockAuxiliary
readLuminosityBlockAuxiliary ()
 Read next luminosity block Auxilary. More...
 
void readRun (RunPrincipal &runPrincipal, HistoryAppender &historyAppender)
 Read next run (new run) More...
 
std::shared_ptr< RunAuxiliaryreadRunAuxiliary ()
 Read next run Auxiliary. More...
 
ProcessHistoryID const & reducedProcessHistoryID () const
 
void registerProducts ()
 Register any produced products. More...
 
int remainingEvents () const
 
int remainingLuminosityBlocks () const
 
void repeat ()
 Reset the remaining number of events/lumis to the maximum number. More...
 
SharedResourcesAcquirerresourceSharedWithDelayedReader ()
 Returns nullptr if no resource shared between the Source and a DelayedReader. More...
 
ProcessingController::ReverseState reverseState () const
 
void rewind ()
 Begin again at the first event. More...
 
RunNumber_t run () const
 Accessor for current run number. More...
 
std::shared_ptr< RunAuxiliaryrunAuxiliary () const
 Called by the framework to merge or insert run in principal cache. More...
 
void setLuminosityBlockNumber_t (LuminosityBlockNumber_t lb)
 Set the luminosity block ID. More...
 
void setRunNumber (RunNumber_t r)
 Set the run number. More...
 
void skipEvents (int offset)
 
bool skipForForking ()
 
std::shared_ptr
< ThinnedAssociationsHelper
const > 
thinnedAssociationsHelper () const
 Accessors for thinnedAssociationsHelper. More...
 
std::shared_ptr
< ThinnedAssociationsHelper > & 
thinnedAssociationsHelper ()
 
Timestamp const & timestamp () const
 Accessor for the current time, as seen by the input source. More...
 
virtual ~InputSource ()
 Destructor. More...
 

Static Public Member Functions

static void fillDescription (ParameterSetDescription &description)
 
static void mergeIntoRegistry (SendJobHeader const &header, ProductRegistry &, BranchIDListHelper &, ThinnedAssociationsHelper &, bool subsequent)
 
static unsigned int uncompressBuffer (unsigned char *inputBuffer, unsigned int inputSize, std::vector< unsigned char > &outputBuffer, unsigned int expectedFullSize)
 
- Static Public Member Functions inherited from edm::RawInputSource
static void fillDescription (ParameterSetDescription &description)
 
- Static Public Member Functions inherited from edm::InputSource
static const std::string & baseType ()
 
static void fillDescription (ParameterSetDescription &desc)
 
static void fillDescriptions (ConfigurationDescriptions &descriptions)
 
static void prevalidate (ConfigurationDescriptions &)
 

Protected Member Functions

void resetAfterEndRun ()
 
- Protected Member Functions inherited from edm::RawInputSource
virtual bool checkNextEvent ()=0
 
void makeEvent (EventPrincipal &eventPrincipal, EventAuxiliary const &eventAuxiliary)
 
void setInputFileTransitionsEachEvent ()
 
- Protected Member Functions inherited from edm::InputSource
void decreaseRemainingEventsBy (int iSkipped)
 
bool eventCached () const
 
bool newLumi () const
 
bool newRun () const
 
ProcessHistoryRegistryprocessHistoryRegistryForUpdate ()
 
ProductRegistryproductRegistryUpdate ()
 
void reset () const
 
void resetEventCached ()
 
void resetLuminosityBlockAuxiliary (bool isNewLumi=true) const
 
void resetNewLumi ()
 
void resetNewRun ()
 
void resetRunAuxiliary (bool isNewRun=true) const
 
void setEventCached ()
 Called by the framework to merge or ached() const {return eventCached_;}. More...
 
void setLuminosityBlockAuxiliary (LuminosityBlockAuxiliary *lbp)
 
void setNewLumi ()
 
void setNewRun ()
 
void setRunAuxiliary (RunAuxiliary *rp)
 
void setTimestamp (Timestamp const &theTime)
 To set the current time, as seen by the input source. More...
 
virtual void skip (int offset)
 
ItemType state () const
 

Static Protected Member Functions

static void buildClassCache (SendDescs const &descs)
 
static void declareStreamers (SendDescs const &descs)
 

Private Member Functions

virtual void read (EventPrincipal &eventPrincipal)
 
virtual std::unique_ptr
< FileBlock
readFile_ ()
 
virtual void setRun (RunNumber_t r)
 

Private Attributes

bool adjustEventToNewProductRegistry_
 
std::vector< unsigned char > dest_
 
edm::propagate_const
< std::unique_ptr
< EventPrincipalHolder > > 
eventPrincipalHolder_
 
std::string processName_
 
unsigned int protocolVersion_
 
edm::propagate_const
< std::unique_ptr< SendEvent > > 
sendEvent_
 
std::vector
< edm::propagate_const
< std::unique_ptr
< EventPrincipalHolder > > > 
streamToEventPrincipalHolders_
 
edm::propagate_const< TClass * > tc_
 
TBufferFile xbuf_
 

Additional Inherited Members

- Public Types inherited from edm::InputSource
enum  ItemType {
  IsInvalid, IsStop, IsFile, IsRun,
  IsLumi, IsEvent, IsRepeat, IsSynchronize
}
 
enum  ProcessingMode { Runs, RunsAndLumis, RunsLumisAndEvents }
 
typedef
ProductRegistryHelper::TypeLabelList 
TypeLabelList
 

Detailed Description

Definition at line 32 of file StreamerInputSource.h.

Constructor & Destructor Documentation

edm::StreamerInputSource::StreamerInputSource ( ParameterSet const &  pset,
InputSourceDescription const &  desc 
)
explicit

Definition at line 42 of file StreamerInputSource.cc.

edm::StreamerInputSource::~StreamerInputSource ( )
virtual

Definition at line 56 of file StreamerInputSource.cc.

Member Function Documentation

void edm::StreamerInputSource::buildClassCache ( SendDescs const &  descs)
staticprotected

Definition at line 108 of file StreamerInputSource.cc.

void edm::StreamerInputSource::declareStreamers ( SendDescs const &  descs)
staticprotected

Definition at line 97 of file StreamerInputSource.cc.

void edm::StreamerInputSource::deserializeAndMergeWithRegistry ( InitMsgView const &  initView,
bool  subsequent = false 
)

Deserializes the specified init message into a SendJobHeader object and merges registries.

Definition at line 171 of file StreamerInputSource.cc.

Referenced by edm::StreamerFileReader::checkNextEvent(), edm::StreamerFileReader::reset_(), and edm::StreamerInputModule< Producer >::StreamerInputModule().

void edm::StreamerInputSource::deserializeEvent ( EventMsgView const &  eventView)

Deserializes the specified event message.

Definition at line 190 of file StreamerInputSource.cc.

Referenced by edm::StreamerFileReader::checkNextEvent().

std::unique_ptr< SendJobHeader > edm::StreamerInputSource::deserializeRegistry ( InitMsgView const &  initView)

Deserializes the specified init message into a SendJobHeader object (which is related to the product registry).

Definition at line 122 of file StreamerInputSource.cc.

void edm::StreamerInputSource::fillDescription ( ParameterSetDescription description)
static

Definition at line 416 of file StreamerInputSource.cc.

Referenced by edm::StreamerFileReader::fillDescriptions().

void edm::StreamerInputSource::mergeIntoRegistry ( SendJobHeader const &  header,
ProductRegistry reg,
BranchIDListHelper branchIDListHelper,
ThinnedAssociationsHelper thinnedHelper,
bool  subsequent 
)
static

Definition at line 65 of file StreamerInputSource.cc.

void edm::StreamerInputSource::read ( EventPrincipal eventPrincipal)
privatevirtual

Implements edm::RawInputSource.

Definition at line 272 of file StreamerInputSource.cc.

std::unique_ptr< FileBlock > edm::StreamerInputSource::readFile_ ( )
privatevirtual

Reimplemented from edm::InputSource.

Definition at line 60 of file StreamerInputSource.cc.

void edm::StreamerInputSource::resetAfterEndRun ( )
protected

Definition at line 364 of file StreamerInputSource.cc.

void edm::StreamerInputSource::setRun ( RunNumber_t  r)
privatevirtual

Reimplemented from edm::InputSource.

Definition at line 373 of file StreamerInputSource.cc.

unsigned int edm::StreamerInputSource::uncompressBuffer ( unsigned char *  inputBuffer,
unsigned int  inputSize,
std::vector< unsigned char > &  outputBuffer,
unsigned int  expectedFullSize 
)
static

Uncompresses the data in the specified input buffer into the specified output buffer. The inputSize should be set to the size of the compressed data in the inputBuffer. The expectedFullSize should be set to the original size of the data (before compression). Returns the actual size of the uncompressed data. Errors are reported by throwing exceptions.

Definition at line 333 of file StreamerInputSource.cc.

Member Data Documentation

bool edm::StreamerInputSource::adjustEventToNewProductRegistry_
private

Definition at line 104 of file StreamerInputSource.h.

std::vector<unsigned char> edm::StreamerInputSource::dest_
private

Definition at line 99 of file StreamerInputSource.h.

edm::propagate_const<std::unique_ptr<EventPrincipalHolder> > edm::StreamerInputSource::eventPrincipalHolder_
private

Definition at line 102 of file StreamerInputSource.h.

std::string edm::StreamerInputSource::processName_
private

Definition at line 106 of file StreamerInputSource.h.

unsigned int edm::StreamerInputSource::protocolVersion_
private

Definition at line 107 of file StreamerInputSource.h.

edm::propagate_const<std::unique_ptr<SendEvent> > edm::StreamerInputSource::sendEvent_
private

Definition at line 101 of file StreamerInputSource.h.

std::vector<edm::propagate_const<std::unique_ptr<EventPrincipalHolder> > > edm::StreamerInputSource::streamToEventPrincipalHolders_
private

Definition at line 103 of file StreamerInputSource.h.

edm::propagate_const<TClass*> edm::StreamerInputSource::tc_
private

Definition at line 98 of file StreamerInputSource.h.

TBufferFile edm::StreamerInputSource::xbuf_
private

Definition at line 100 of file StreamerInputSource.h.